Nicholas John McClellan, DO
Nicholas John McClellan, DO is a Pediatric Rheumatology Physician in Marshfield, Wisconsin. Licensed in Michigan and Wisconsin. Registered with an NPI since 2016.
- Licensed in
- MI, WI
- In the registry since
- 2016
- Specialties on file
- 3
What do these letters mean?
- DO — Doctor of Osteopathic Medicine
- A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.
Practice location Address checks out
1000 N Oak AveMarshfield, WI 54449-5703
Phone: (715) 387-5511
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Pediatric Rheumatology Physician (primary) | Taxonomy 2080P0216X · Licence 71985 (WI) |
|---|---|
| Pediatric Rheumatology Physician | Taxonomy 2080P0216X · Licence 5101026041 (MI) |
| Rheumatology Physician | Taxonomy 207RR0500X · Licence 71985 (WI) |
Record details
| NPI number | 1427410737 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | DO |
| Sole proprietor | No |
| NPI enumerated | March 25, 2016 |
| Last updated in NPPES | March 24, 2026 |
| Certification date | March 24, 2026 |
| Mailing address | 1000 N Oak Ave, Marshfield, WI 54449-5702 |